Canadian Sphinx
Common NameCanadian Sphinx
Scientific NameSphinx canadensis
FamilySphingidae
SubfamilySphinginae
Wingspan (mm)80
Wing Patterncryptic
Primary Colorsbrown, grey, tan
HabitatDeciduous and mixed forests
Geographic RangeEastern North America (southern Canada, northeastern US, Great Lakes region)
Host Plantsash, birch, willow, poplar
Flight PeriodLate May to early July
Conservation Statusleast-concern
Lifecycle NotesLarvae are green hornworms with white diagonal stripes and a caudal horn, feeding on host tree leaves. They pupate in the soil.
Identification TipsLook for its large size, cryptic brown/grey forewing pattern with strong dark longitudinal streaks, and the absence of prominent eyespots or bright colors. The hindwings are typically dark grey-brown.
Description
A large, robust hawk moth with forewings patterned in mottled shades of brown, grey, and tan, featuring prominent dark longitudinal streaks and a small, indistinct discal spot.
